the process or technology of reading data in printed form by a device (optical character reader) that scans and identifies characters.
optical character recognition
The electronic identification and digital encoding of printed or handwritten characters by means of an optical scanner and specialized software.
noun 1. an experimental computer that uses photons rather than electrical impulses to process data a thousand times faster than with conventional integrated circuits.
- Optical crown
noun 1. an optical glass of low dispersion and relatively low refractive index. It is used in the construction of lenses
- Optical density
noun 1. (physics) the former name for reflection density, transmission density optical density n. See absorbance.
noun, Computers, Television. 1. Also, optical disc. Also called laser disk. a grooveless disk on which digital data, as text, music, or pictures, is stored as tiny pits in the surface and is read or replayed by a laser beam scanning the surface. 2. . optical disk or optical disc A plastic-coated disk that stores […]
noun 1. See under . noun, Astronomy. 1. two stars that appear as one if not viewed through a telescope with adequate magnification, such as two stars that are separated by a great distance but are nearly in line with each other and an observer (optical double star) or those that are relatively close together […]